<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>登录页面</title>
    <style type="text/css">
        body{margin: 0;}
    </style>
</head>
<body>
	<h2>用户登录</h2>
	<form method="post" action="#">
		<p>用户名<input type="text" /></p>
		<p>密码<input type="password" /></p>
		<input type="submit" value="提交" />
	</form>
</body>
</html>